{"id":"CVE-2026-20522","title":"In neuropilot, there is a possible out of bounds write due to a missing bounds check","summary":"In neuropilot, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch…","severity":"high","cvss":8.4,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-787"],"vendor":"mediatek","product":"mt6881_firmware","affected":["mt6881_firmware","mt6993_firmware","mt8188_firmware","mt8189_firmware","mt8668_firmware","mt8781_firmware","mt8875_firmware","mt8910_firmware"],"published":"2026-10-05","updated":"2026-10-08","sourceUpdated":"2026-10-08T15:39:53.847","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-20522","references":[{"url":"https://www.mediatek.com/product-security-bulletin/October-2026","label":"security@mediatek.com"}],"tags":["nvd","cve.org"],"epss":0.00137,"epssPercentile":0.03082,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-05T10:47:06.597939Z"},"ingestedAt":"2026-10-05T02:10:36.194Z","slug":"CVE-2026-20522","body":"## Overview\n\nIn neuropilot, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11249050; Issue ID: MSV-9172.\n\n## Affected\n\n- `mt6881_firmware`\n- `mt6993_firmware`\n- `mt8188_firmware`\n- `mt8189_firmware`\n- `mt8668_firmware`\n- `mt8781_firmware`\n- `mt8875_firmware`\n- `mt8910_firmware`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":46,"depthScoreParts":{"impact":46.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":215744,"id":"CVE-2026-20522","ts":1791199141312,"field":"cvss","old":null,"new":"8.4"},{"seq":215743,"id":"CVE-2026-20522","ts":1791199141312,"field":"severity","old":"none","new":"high"}]}